Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ka6 draw
3 Ka8 draw
4 Kb6 draw
5 Kb7 draw
6 Kb8 draw
7 Kc6 draw
8 Kc7 draw
9 Kc8 draw
10 Kd6 draw
11 Kd8 draw
12 Ke6 draw
13 Ke7 draw
14 Ke8 draw
15 Ra5 draw
16 Rb4 draw
17 Rc4 draw
18 Rd4 draw
19 Rh4 draw
20 Ra1 loss in 2 half-moves
21 Ra2 loss in 2 half-moves
22 Ra3 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf4 loss in 2 half-moves
25 Rg4 loss in 2 half-moves